WO2012082116A1 - Système et procédé pour réguler l'humidité dans un module de pile - Google Patents

Système et procédé pour réguler l'humidité dans un module de pile Download PDF

Info

Publication number
WO2012082116A1
WO2012082116A1 PCT/US2010/060332 US2010060332W WO2012082116A1 WO 2012082116 A1 WO2012082116 A1 WO 2012082116A1 US 2010060332 W US2010060332 W US 2010060332W WO 2012082116 A1 WO2012082116 A1 WO 2012082116A1
Authority
WO
WIPO (PCT)
Prior art keywords
battery
enclosure
desiccant
desiccant device
cartridge
Prior art date
Application number
PCT/US2010/060332
Other languages
English (en)
Inventor
Chad Jeromy Allison
Original Assignee
A 123 Systems, Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by A 123 Systems, Inc. filed Critical A 123 Systems, Inc.
Priority to US13/578,878 priority Critical patent/US20130252043A1/en
Priority to PCT/US2010/060332 priority patent/WO2012082116A1/fr
Publication of WO2012082116A1 publication Critical patent/WO2012082116A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/66—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • F24F3/1411—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
    • H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49108—Electric battery cell making
    • Y10T29/4911—Electric battery cell making including sealing

Definitions

  • the present application relates to the field of battery environment management.
  • batteries may contain compounds such as L1C0O 2 and LiMn 2 0 4 . These compounds may provide high voltage relative to weight. Further, such compounds may be formed into individual battery cells that may be combined to form a battery module. By assimilating a number of battery cells into a module, a high voltage, high capacity energy storage device may be formed.
  • One application for a high voltage, high capacity battery is in a vehicle application in order to extend the vehicle range of the automobile while meeting mass requirements.
  • hermetically seal each battery cell so that there is less possibility of the electrolytic material being exposed to humidity.
  • the hermetic seal serves as a barrier to humidity that may enter a battery case in which the battery cells are assembled.
  • hermetic seals as applied to battery cells, to degrade over time. For example, when a battery is applied to a vehicle application it may be exposed to vibration, changes in pressure, and changes in temperature. Accordingly, it may be possible for hermetically sealed battery cells to degrade as a result of such conditions.
  • the inventor herein has developed a system for controlling humidity within a battery enclosure. Specifically, the inventor has developed a system for controlling humidity of a battery enclosure, comprising: at least one battery cell; an enclosure containing said at least one battery cell; and a desiccant device removably attached to said enclosure.
  • the inventor has developed an active system for controlling humidity in a battery enclosure.
  • a system for controlling humidity of a battery module comprising: at least one battery cell; an enclosure containing said at least one battery cell; and a Peltier device in communication with said enclosure.
  • the approach may reduce degradation and increase life of battery cells. Further, the approach may be a more cost effective way to remove moisture from a battery enclosure as compared to other methods.
  • FIG. 1 shows a schematic view of an exemplary battery cell
  • FIG. 2 shows a schematic view of an exemplary assembly of a battery cell stack
  • FIG. 3 shows a schematic cross section view of one embodiment of a desiccant cartridge positioned for attachment to a battery enclosure;
  • Fig. 4 shows a schematic cross section view of one embodiment of a battery enclosure having a desiccant cartridge attached thereto;
  • FIG. 5 shows a schematic cut-away view of a cooling circuit for a battery cell stack
  • FIG. 6 shows a schematic cross section of an alternative embodiment of a battery enclosure having a desiccant cartridge attached thereto;
  • Fig. 7 shows one embodiment of a Peltier humidity control device applied to a battery enclosure
  • Fig. 8 shows an alternate embodiment of a Peltier humidity control device applied to a battery enclosure
  • FIG. 9 shows a non-limiting application of the present system and method
  • Fig. 10 is a flow chart for a method to install a desiccant device to a battery enclosure.
  • Fig. 11 is a flow chart for a method to control a Peltier humidity control device in a battery enclosure.
  • Fig. 1 shows an exemplary embodiment of a battery cell.
  • Battery cell 100 includes cathode 102 and anode 104 for connecting to a bus (not shown).
  • the bus can route charge from a plurality of battery plates to output terminals of a battery pack.
  • Battery stack 200 is comprised of a plurality of battery cells.
  • the battery cells are strapped together by bands 202 and 204.
  • Cover 206 provides protection for battery bus bars (not shown) that route charge from the plurality of battery cells to output terminals of a battery pack.
  • battery pack 300 contains battery cell stack 302, coolant circuit 304, electrical distribution module (EDM) 306, and battery control module (BCM) 308. Coolant enters the coolant circuit at coolant connector 310.
  • Coolant circuit 304 is in thermal communication with battery cell stack 302 via conductive grease 318 and a cold plate 320 that attaches to the individual battery cells.
  • coolant circuit 304 transfers the heat to a location outside of battery pack 300.
  • coolant circuit 304 may be in communication with a vehicle radiator.
  • EDM 306 controls the distribution of power from the battery pack to the load.
  • BCM 308 controls ancillary modules such at the EDM and cell monitor and balance boards (MBB).
  • the BCM may be comprised of a microprocessor having random access memory, read only memory, input ports, and output ports. Further, in some embodiments the BCM may have onboard sensors for determining humidity, temperature, and/or pressure in the battery enclosure.
  • Mounting flange 312 includes a threaded post for screwing desiccant cartridge thereto.
  • the threaded post is hollow and allows gases to flow from battery enclosure 300 to cartridge 314.
  • a seal 326 may be placed between mounting flange 312 and battery enclosure for reducing the migration of ambient atmospheric air into battery enclosure 300.
  • seal 326 may be a hermetic seal.
  • Desiccant cartridge 314 includes desiccant material 316 for attracting water vapor from battery enclosure 300 when cartridge 314 is attached to enclosure 300.
  • desiccant material 316 for attracting water vapor from battery enclosure 300 when cartridge 314 is attached to enclosure 300.
  • a mesh of metal or plastic may be placed in cartridge 314 for retaining desiccant material in cartridge 314.
  • the cartridge performs a dehumidification function by attracting stray water vapor that may accumulate in battery enclosure 300.
  • desiccant cartridges illustrated in Fig. 3-5 are non-limiting and may be substituted for other designs without deviating from the scope of the present description.
  • a snap-in cartridge may be substituted in place of the screw-in attachment.
  • a desiccant cartridge may be encased in the battery enclosure. In such applications, the cartridge may not be replaceable without opening the battery enclosure.
  • battery pack 400 is shown with disposable desiccant cartridge 414 coupled thereto.
  • Battery pack 400 is identical to battery pack 300 of Fig. 3 except desiccant cartridge 414 is shown in communication with battery pack 400.
  • battery pack 400 includes battery cell stack 402, coolant circuit 404, EDM 406, BCM 408, conductive grease 418, cold plate 420, coolant connector 410, mounting flange 412, and seal 426. These components perform functions that are identical to the components described in Fig. 3.
  • Fig. 4 illustrates how the surfaces of enclosure 400 and desiccant cartridge contact when assembled. Specifically, mounting flange 412 provides a path between enclosure 400 and desiccant material 416 for absorbing water vapor. This configuration, like the configuration of Fig. 3 allows the contents of the cartridge to be exposed to the interior of the battery enclosure when the cartridge is installed to the enclosure.
  • the cartridge may vary in volume depending on the volume of desired water storage.
  • the canister may be sized to hold more than 0.1 grams of water.
  • a cut-away of the battery pack cooling circuit is shown. Coolant flows into the upper connector 502, conducts heat from the battery pack, and exits the battery pack though the lower connector 504.
  • a coolant flow control valve may be placed at the inlet or outlet of the coolant circuit to control the temperature of the battery pack and coolant circuit.
  • the BCM controls the position of a flow control valve in response to a temperature sensor. In this way, it is possible to control the temperature of the battery pack to a desired temperature.
  • Fig. 6 an alternative embodiment of a desiccant dehumidifier is shown.
  • battery pack 600 is identical to battery packs 300 and 400 of Fig.
  • battery pack 600 includes battery cell stack 602, coolant circuit 604, EDM 606, BCM 608, conductive grease 618, cold plate 620, and coolant connector 610.
  • This embodiment provides an added advantage that the enclosure has no external appendages. As such, this design may allow more efficient storage and mounting of battery packs.
  • desiccant material 616 is in communication with the interior or enclosure 600 and attracts water vapor that may enter enclosure 600.
  • desiccant cartridge 614 may be periodically replaced by unscrewing or unclamping desiccant cartridge 614 from enclosure 600.
  • the systems of Figs. 3, 4, and 6 provide for a system for controlling humidity of a battery module, comprising: at least one battery cell; an enclosure containing said at least one battery cell; and a desiccant device, said desiccant device removably attached to said enclosure.
  • the system includes wherein said enclosure includes an inclusion, said inclusion capable of enclosing a substantial portion of said desiccant.
  • said desiccant device is a disposable cartridge.
  • cartridge includes a seal for reducing air flow from atmosphere to inside said enclosure or said cartridge.
  • the system includes wherein a content of said cartridge is exposed to an interior of said enclosure when said cartridge is installed to said enclosure.
  • said desiccant device protrudes from said enclosure.
  • said disposable cartridge is sized to hold more than 0.1 grams of water.
  • the systems of Figs. 3, 4, and 6 provide a system for controlling humidity of a battery module, comprising: at least one battery cell; a cold plate for removing heat from said at least one battery cell; a coolant circuit for removing heat from said cold plate and transferring said heat to a radiator of an automobile; an enclosure containing said at least one battery cell, said cold plate, and said coolant circuit; and a desiccant device, said desiccant device removably attachable to said enclosure.
  • the system includes wherein said enclosure includes an inclusion, said inclusion capable of holding a substantial portion of said desiccant device such that a protrusion of said desiccant device from said enclosure is reduced.
  • the system includes wherein said at least one battery cell is a plurality of battery cells.
  • the system includes wherein said plurality of battery cells are strapped together.
  • the system further comprises a humidity sensor for indicating when to change said desiccant device.
  • the system includes wherein said desiccant device includes a hygroscopic material.
  • Battery pack enclosure 700 includes battery cell stack 702, coolant circuit 704, EDM 706, BCM 708, conductive grease 718, cold plate 720, and coolant connector 710.
  • Peltier device 712 has two surfaces 726 and 728. When current is passed through Peltier device 712, surface 726 is warmed and surface 728 is cooled. In one embodiment, it is desirable to orient Peltier device 712 such that gravity will cause condensed water vapor to drip from the cooled Peltier surface to a containment device 714.
  • containment device 714 may exit battery enclosure 700 by way of an S-pipe 730 so that air from outside enclosure 700 is impeded from entering battery enclosure 700 by condensed water.
  • a check valve may be positioned between containment device and the environment external battery enclosure 700. In these ways, it is possible to discharge accumulated water from within enclosure 700 without allowing external air into battery enclosure 700.
  • Fan 716 is provided so that surface 728 may reach cooler temperatures.
  • fan 716 rejects heat from heat sink 730 so that surface 728 may cool more.
  • BCM may turn fan 716 on and off depending on temperature conditions within the battery enclosure and based on the dew point temperature within battery enclosure 700. For example, if the battery enclosure temperature is low and below the dew point temperature, Peltier device cooling fan 716 may be deactivated to conserve power. If battery enclosure temperature is higher than the dew point temperature, the Peltier device cooling fan 716 may be activated to increase dehumidification by lowering the temperature of surface 728.
  • the systems of Figs. 7 and 8 provide for a system for controlling humidity of a battery module, comprising: at least one battery cell; an enclosure containing said at least one battery cell; and a Peltier device in communication with said enclosure.
  • the system further comprises a controller for adjusting a current supplied to said Peltier device and a timing of said current is supplied to said Peltier device.
  • the system including wherein said controller includes instructions for supplying said current to said Peltier device when a humidity sensor indicates a humidity concentration in said enclosure higher than a threshold amount.
  • the system further comprises attaching at least a portion of a surface of said Peltier device to a coolant circuit, said coolant circuit located within said enclosure.
  • the system includes wherein said at least one battery cell is a plurality of battery cells.
  • the system further comprises a controller with instructions for operating said Peltier device is excess current produced from balancing charge between said plurality of cells.
  • battery pack 902 is installed in a vehicle 900 for the purpose of supplying energy to propel vehicle 900 by way of electric motor 904.
  • vehicle 900 may be propelled solely by electric motor 904.
  • vehicle 900 may be a hybrid vehicle that may be propelled by an electric motor and an internal combustion engine.
  • a desiccant device is selected at 1002.
  • the desiccant material may be selected from a variety of known hygroscopic materials including but not limited to clay, silica gel, calcium chloride, and crystalline metal aluminosilicate zeolite.
  • the desiccant may be packaged in a threaded screw on cartridge, a snap-on cartridge, or other known enclosure that holds the desiccant in place and that permits water vapor to flow to the desiccant material.
  • the desiccant device is attached to the battery enclosure.
  • a desiccant cartridge may be attached to the battery enclosure by screwing the desiccant cartridge onto a threaded post, the post having a hollow interior that permits gas flow from the battery enclosure to the desiccant material.
  • the desiccant cartridge may be replaced at regular service intervals. For example, the desiccant cartridge may be replaced every 6 months or every 20,000 miles of vehicle usage.
  • the desiccant device is sealed to the battery enclosure.
  • a desiccant cartridge may be sealed to the battery enclosure by turning the desiccant cartridge by a 1 ⁇ 4 turn after the desiccant cartridge has been threaded onto a threaded post and makes snug contact with the exterior of the enclosure.
  • the method of Fig. 10 provides for a method for removing water vapor from a battery module, comprising: attaching a desiccant device to an exterior of a battery module, hygroscopic material contained in said desiccant device in communication with an interior of said desiccant device; and sealing said desiccant device to said battery module.
  • the method includes wherein said desiccant device is replaced at regular service intervals.
  • the method further comprises removing and replacing said desiccant device in response to a humidity sensor.
  • the method includes where said battery module includes an inclusion, said inclusion capable of enclosing a substantial portion of said desiccant device.
  • said desiccant device is a disposable cartridge.
  • the method includes where said battery module is comprised of a plurality of battery cells.
  • the method includes where said desiccant device includes a seal for reducing air flow from atmosphere to inside said battery module.
  • routine 1100 battery enclosure conditions are determined by routine 1100.
  • a humidity sensor may be placed in the battery enclosure to determine a relative humidity within the battery enclosure.
  • temperature and pressure sensors may be provided, if desired.
  • the BCM includes instructions for processing data from sensors within the battery enclosure and compares the sensed information against data stored in memory of the BCM.
  • routine 1100 judges whether or not a humidity level in the battery enclosure is greater than a threshold. If a humidity level in the battery enclosure is greater than a threshold, routine 1100 proceeds to 1106. Otherwise, routine 1100 proceeds to exit.
  • routine 1100 judges whether or not current is available to operate the Peltier humidity control device.
  • the BCM includes instructions for supplying current to the Peltier humidity device when the state of battery charge is greater than a threshold amount. Further, it is possible to include additional instructions for limiting current flow to the Peltier device under other conditions and sub-conditions. For example, current may be applied to the Peltier device when balancing charge between battery pack cells. In one embodiment, the Peltier device may replace passive load resistors for consuming excess charge when balancing battery cells. Further, the Peltier device may be supplied current when the battery is in a sleep mode (e.g., when the battery is not supplying power to an external load).
  • the Peltier device may be deactivated and may not receive current when the battery is in a sleep mode. Under other conditions, the Peltier device may be supplied current when temperature within the battery enclosure is above a threshold or below a threshold. For example, if temperature in the battery enclosure is below the dew point temperature current may not be supplied to the Peltier humidity control device. In another example, current may not be supplied to the Peltier humidity control device when a temperature in the battery enclosure is greater than a threshold temperature. Thus, the conditions and timing at which current is periodically supplied to the Peltier device can be adjusted in response to operating conditions. In addition, current may be supplied to the Peltier device at predetermined periodic intervals if desired. If it is judged that current is available to the Peltier humidity control device, routine 1100 proceeds to 1108. Otherwise, routine 1100 proceeds to exit.
  • power for the Peltier device may come from the battery cells internal to the battery pack or from an external source.
  • the BCM may choose from which power source the Peltier device receives power.
  • routine 1100 controls current to the Peltier humidity control device.
  • routine 1100 supplies current to the Peltier humidity control device based on the dew point temperature minus an offset temperature.
  • the offset temperature may be used to drive the Peltier humidity control device below the dew point temperature in order to increase the rate of water separation from the battery enclosure.
  • the dew point temperature may be related to relative humidity through a look-up table, and it is possible to establish the dew point temperature by interrogating a humidity sensor and looking up the dew point temperature. Therefore, once the dew point temperature is established, it can be used to index a table that outputs a current amount as a function of dew point temperature and ambient temperature in the battery enclosure.
  • routine 1100 judges whether or not the Peltier humidity control device is at a desired temperature.
  • a temperature sensor may be proximate to the cold side of the Peltier humidity control device. If the Peltier humidity control device is at the desired temperature routine 1100 proceeds to 1112. Otherwise, routine 1100 returns to 1108.
  • the method of Fig. 11 provides for A method for removing moisture from a battery enclosure, comprising: adjusting current to a Peltier device, said Peltier device contained in a battery enclosure; and discharging condensate collected by said Peltier device from said battery enclosure.
  • the method includes wherein said Peltier device is supplied current in response to a humidity sensor located in said enclosure.
  • the method includes wherein said Peltier device is supplied current at predetermined intervals.
  • the method further comprises cooling said Peltier device with coolant.
  • the method includes wherein flow of said coolant is controlled so that a temperature of said Peltier device is within a predetermined range.
  • the method includes wherein said current is supplied by at least one battery cell contained in said enclosure.
  • the method includes wherein said Peltier device may be deactivated when said battery is in a sleep mode.
  • the method includes wherein said adjusting includes periodically supplying current to the Petlier device.
  • the method includes wherein said adjusting is in response to an operating condition of the battery.

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Battery Mounting, Suspending (AREA)
  • Secondary Cells (AREA)

Abstract

L'invention porte sur un procédé pour réduire l'humidité dans une enceinte de pile. Le procédé peut réduire la dégradation d'une pile pendant certaines conditions. Dans un exemple, l'humidité est régulée dans une enceinte de pile par un matériau déshydratant. Dans un autre mode de réalisation, l'humidité est régulée dans une enceinte de pile par la circulation périodique d'un courant électrique à travers un dispositif à effet Peltier.
PCT/US2010/060332 2010-12-14 2010-12-14 Système et procédé pour réguler l'humidité dans un module de pile WO2012082116A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US13/578,878 US20130252043A1 (en) 2010-12-14 2010-12-14 System and Method for Controlling Humidity in a Battery Module
PCT/US2010/060332 WO2012082116A1 (fr) 2010-12-14 2010-12-14 Système et procédé pour réguler l'humidité dans un module de pile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2010/060332 WO2012082116A1 (fr) 2010-12-14 2010-12-14 Système et procédé pour réguler l'humidité dans un module de pile

Publications (1)

Publication Number Publication Date
WO2012082116A1 true WO2012082116A1 (fr) 2012-06-21

Family

ID=46245005

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2010/060332 WO2012082116A1 (fr) 2010-12-14 2010-12-14 Système et procédé pour réguler l'humidité dans un module de pile

Country Status (2)

Country Link
US (1) US20130252043A1 (fr)
WO (1) WO2012082116A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140014298A1 (en) * 2012-07-13 2014-01-16 Robert Bosch Gmbh Condensing device and method for condensing moisture in a vehicle battery
WO2014025667A1 (fr) * 2012-08-09 2014-02-13 Cobasys, Llc Prévention contre une condensation de bloc batterie
DE102013201396A1 (de) * 2013-01-29 2014-07-31 Robert Bosch Gmbh Batterie mit mindestens einem Feuchtesensor
CN104916798A (zh) * 2014-01-17 2015-09-16 罗伯特·博世有限公司 用于至少一个蓄电池模块或蓄电池系统的壳体、蓄电池组和用于再生干燥剂的方法
US11267363B2 (en) * 2020-05-19 2022-03-08 Nio Usa, Inc. Method and system for preventing moisture accumulation in battery packs
CN114552149A (zh) * 2020-11-25 2022-05-27 郑州宇通客车股份有限公司 电池箱及电池箱除湿方法

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011077489A1 (de) * 2011-06-14 2012-12-20 Sb Limotive Company Ltd. Trocknungseinrichtung sowie Batteriesystem und Kraftfahrzeug mit dieser Trocknungseinrichtung
KR101626774B1 (ko) * 2015-05-21 2016-06-02 박용국 차량 램프 제습장치
US9627666B2 (en) 2015-06-17 2017-04-18 Ford Global Technology, Llc Battery pack filtering device and method
GB2543089B (en) 2015-10-09 2020-04-29 Mohan Instrumentation Services Ltd Rail Mounting Desiccant Unit
US9690965B2 (en) * 2015-11-20 2017-06-27 Symbol Technologies, Llc Scanner with replaceable bezel and desiccant cartridge
US20170179551A1 (en) * 2015-12-18 2017-06-22 Hamilton Sundstrand Corporation Thermal management for electrical storage devices
CN105762428B (zh) * 2016-03-03 2019-06-04 宁德时代新能源科技股份有限公司 电池包
JP6892451B2 (ja) * 2016-09-13 2021-06-23 株式会社東芝 蓄電池装置および車両
FR3065348B1 (fr) * 2017-04-12 2022-06-24 Safran Electronics & Defense Module electronique a protection amelioree contre l’humidite
CN111271944A (zh) * 2018-12-04 2020-06-12 中信国安盟固利动力科技有限公司 一种具有凝露检测和干燥功能的电池箱装置
DE102020213235A1 (de) * 2020-10-20 2022-04-21 Volkswagen Aktiengesellschaft Verfahren zur Detektion von Feuchtigkeit in einem Batteriegehäuse, insbesondere in einem Hochvolt-Batteriesystem von Kraftfahrzeugen, sowie Batteriesystem mit Anordnung zur Detektion von Feuchtigkeit
JP2023539707A (ja) * 2021-07-30 2023-09-19 寧徳時代新能源科技股▲分▼有限公司 電池の筐体、電池、電力使用機器、電池を製造する方法と機器
US20230219422A1 (en) * 2022-01-13 2023-07-13 Beta Air, Llc Apparatus for monitoring moisture content in a battery pack of an electric aircraft

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07254438A (ja) * 1994-03-14 1995-10-03 Yuasa Corp ナトリウム−硫黄電池モジュール
US20060078789A1 (en) * 2002-05-29 2006-04-13 Daimlerchrysler Ag Battery comprising at least one electrochemical storage cell and a cooling device
KR20080053717A (ko) * 2006-12-11 2008-06-16 현대자동차주식회사 하이브리드 전기 차량의 배터리 온도 및 습도 조절 장치
JP2008305575A (ja) * 2007-06-05 2008-12-18 Denso Corp 電池温度調節装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6446447B1 (en) * 2001-06-29 2002-09-10 International Business Machines Corporation Logic module refrigeration system with condensation control

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07254438A (ja) * 1994-03-14 1995-10-03 Yuasa Corp ナトリウム−硫黄電池モジュール
US20060078789A1 (en) * 2002-05-29 2006-04-13 Daimlerchrysler Ag Battery comprising at least one electrochemical storage cell and a cooling device
KR20080053717A (ko) * 2006-12-11 2008-06-16 현대자동차주식회사 하이브리드 전기 차량의 배터리 온도 및 습도 조절 장치
JP2008305575A (ja) * 2007-06-05 2008-12-18 Denso Corp 電池温度調節装置

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140014298A1 (en) * 2012-07-13 2014-01-16 Robert Bosch Gmbh Condensing device and method for condensing moisture in a vehicle battery
CN103545575A (zh) * 2012-07-13 2014-01-29 罗伯特·博世有限公司 用于使行驶器电池中的湿气冷凝的冷凝装置和方法
US9515358B2 (en) * 2012-07-13 2016-12-06 Robert Bosch Gmbh Condensing device and method for condensing moisture in a vehicle battery
WO2014025667A1 (fr) * 2012-08-09 2014-02-13 Cobasys, Llc Prévention contre une condensation de bloc batterie
US9090162B2 (en) 2012-08-09 2015-07-28 Robert Bosch Gmbh Battery pack condensation prevention
DE102013201396A1 (de) * 2013-01-29 2014-07-31 Robert Bosch Gmbh Batterie mit mindestens einem Feuchtesensor
CN104916798A (zh) * 2014-01-17 2015-09-16 罗伯特·博世有限公司 用于至少一个蓄电池模块或蓄电池系统的壳体、蓄电池组和用于再生干燥剂的方法
US11267363B2 (en) * 2020-05-19 2022-03-08 Nio Usa, Inc. Method and system for preventing moisture accumulation in battery packs
CN114552149A (zh) * 2020-11-25 2022-05-27 郑州宇通客车股份有限公司 电池箱及电池箱除湿方法
CN114552149B (zh) * 2020-11-25 2023-08-18 宇通客车股份有限公司 电池箱及电池箱除湿方法

Also Published As

Publication number Publication date
US20130252043A1 (en) 2013-09-26

Similar Documents

Publication Publication Date Title
US20130252043A1 (en) System and Method for Controlling Humidity in a Battery Module
EP2997623B1 (fr) Gestion thermique active et prévention d'un emballement thermique pour bloc de batteries au lithium-ion à haute densité d'énergie
JP5464168B2 (ja) 電源装置
JP4272387B2 (ja) 組電池の冷却装置
KR101106103B1 (ko) 안전성이 향상된 전지모듈
US9859533B2 (en) Energy storage apparatus
KR101596107B1 (ko) 배터리 온도 관리 시스템 및 이를 포함하는 차량
JP3569152B2 (ja) バッテリーパック
ES2807602T3 (es) Dispositivo y procedimiento para la deshumidificación de una carcasa de batería
US20130004822A1 (en) Power supply device and vehicle including the same
EP2132823B1 (fr) Dispositif de stockage d'électricité
US20120021260A1 (en) Battery module
US20080096072A1 (en) Battery pack structure with heater
US20130328392A1 (en) Battery for an electric motor of a motor vehicle
JP2007095483A (ja) 電源装置
US20120244394A1 (en) Energy storage unit having extended service life
US20140199566A1 (en) Drying device and battery system and motor vehicle having said drying device
EP3514850A1 (fr) Dispositif de batterie de stockage et véhicule
JPWO2013080567A1 (ja) 電池パック
JP4062932B2 (ja) 電池モジュール
US20060029114A1 (en) Semiconductor laser device
WO2014010437A1 (fr) Dispositif de source de puissance et véhicule comportant ledit dispositif de source de puissance
JP2002373710A (ja) 電池モジュール
JP2012133890A (ja) 二次電池の防錆システム
CN212161937U (zh) 电池包和车辆

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 10860874

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 13578878

Country of ref document: US

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1)EPC (EPO FORM 1205A DATED 23-09-2013)

122 Ep: pct application non-entry in european phase

Ref document number: 10860874

Country of ref document: EP

Kind code of ref document: A1